From d9a1249e715bb01160965c0b6e0ac03cafd554de Mon Sep 17 00:00:00 2001 From: =?utf8?q?Asbj=C3=B8rn=20Sloth=20T=C3=B8nnesen?= Date: Thu, 11 Apr 2024 10:52:57 +0000 Subject: [PATCH] net: dsa: microchip: ksz9477: flower: validate control flags MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Add check for unsupported control flags. Only compile-tested, no access to HW. Signed-off-by: Asbjørn Sloth Tønnesen Signed-off-by: David S. Miller --- drivers/net/dsa/microchip/ksz9477_tc_flower.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/dsa/microchip/ksz9477_tc_flower.c b/drivers/net/dsa/microchip/ksz9477_tc_flower.c index 8b2f5be667e0..ca7830ab168a 100644 --- a/drivers/net/dsa/microchip/ksz9477_tc_flower.c +++ b/drivers/net/dsa/microchip/ksz9477_tc_flower.c @@ -124,6 +124,9 @@ static int ksz9477_flower_parse_key(struct ksz_device *dev, int port, return -EOPNOTSUPP; } + if (flow_rule_match_has_control_flags(rule, extack)) + return -EOPNOTSUPP; + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_BASIC) || flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS)) { ret = ksz9477_flower_parse_key_l2(dev, port, extack, rule, -- 2.20.1